qemu/scripts/tracetool/format/events_c.py
Lluís Vilanova 17f7ac75df trace: Identify events with the 'vcpu' property
A new event attribute 'cpu_id' is added to have a separate ID
space ('TRACE_VCPU_*') for all events with the 'vcpu' property.

These are later used to identify which events are enabled on each vCPU.

Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2016-07-18 18:13:54 +01:00

44 lines
1.2 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
trace/generated-events.c
"""
__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
__copyright__ = "Copyright 2012-2016, Lluís Vilanova <vilanova@ac.upc.edu>"
__license__ = "GPL version 2 or (at your option) any later version"
__maintainer__ = "Stefan Hajnoczi"
__email__ = "stefanha@linux.vnet.ibm.com"
from tracetool import out
def generate(events, backend):
out('/* This file is autogenerated by tracetool, do not edit. */',
'',
'#include "qemu/osdep.h"',
'#include "trace.h"',
'#include "trace/generated-events.h"',
'#include "trace/control.h"',
'')
out('TraceEvent trace_events[TRACE_EVENT_COUNT] = {')
for e in events:
if "vcpu" in e.properties:
vcpu_id = "TRACE_VCPU_" + e.name.upper()
else:
vcpu_id = "TRACE_VCPU_EVENT_COUNT"
out(' { .id = %(id)s, .vcpu_id = %(vcpu_id)s,'
' .name = \"%(name)s\",'
' .sstate = %(sstate)s },',
id = "TRACE_" + e.name.upper(),
vcpu_id = vcpu_id,
name = e.name,
sstate = "TRACE_%s_ENABLED" % e.name.upper())
out('};',
'')